Description of Site: This site is upstream of the road crossing and approximately 1.25 miles away from entering Roosevelt Lake.
11/2/99
Flow:
10 cfs
Physico-chemical Parameters
Time | Turbidity (NTU's) | Temp (C) | DO (ppm) | DO (% sat.) | pH | TDS | Ammonia (mg/l) | Nitrate (mg/l) | Ortho-P (mg/l) | Sulfate (mg/l) | Dissolved Fe (mg/l) | Dissolved Mn (mg/l) | Chloride (mg/l) |
1120 | 7.4 | 14.5 | 11.85 | 113.7 | 8.06 | 285 | 0.08 | ND | ND | 22.9 | 0.04 | 0 | 974 |
TSS (mg/l) | Silica (mg/l) | Total N (mg/l) | Total P (mg/l) | Total Fe (mg/l) | Total Mn (mg/l) | TOC | DOC | UV254 | Chl a (mg/m3) | Pheophytin a (mg/m3) |
0 | 16.1 | 0.42 | 0.19 | 0.11 | 0 | 0.42 | 1.4 | NS | 0.16 | 0.156 |
Phytoplankton
Division | Genus | Units/mL |
Cyanophyta | Chroococcus | 320 |
Chlorophyta | Ulothrix | 160 |
Chrysophyta | Amphipleura | 80 |
Chrysophyta | Cocconeis | 80 |
Chrysophyta | Nitzchia | 160 |
Chrysophyta | Pinnularia | 80 |
Euglenophyta | Euglena | 160 |
Chrysophyta | Synedra | 320 |
Periphyton
Division | Genus | Units/cm2 |
Chlorophyta | Ulothrix | 98400 |
Chrysophyta | Acnanthes | 18450 |
Chrysophyta | Cymbella | 129150 |
Chrysophyta | Diploneis | 22550 |
Chrysophyta | Gyrosigma | 155800 |
Chrysophyta | Navicula | 116850 |
Chrysophyta | Pinnularia | 319800 |
Chrysophyta | Stauroneis | 219350 |
Chrysophyta | Synedra | 32800 |
Aquatic Macro-Invertebrates
Order | Family | Genus |
Coleoptera | Elmidae | Stenelmis |
Coleoptera | Elmidae | Huleechius |
Ephemeroptera | Ephemerellidae | Ephemerella |
Ephemeroptera | Heptageniidae | Heptagenia |
Hemiptera | Belastomatidae | Belastoma |
Hemiptera | Naucoridae | Ambrysus |
Odonata | Aeshnidae | Oplonaeschna |
Odonata | Coenagrionidae | Anomalgrion |